package com.itheima.controller;

import com.alibaba.dubbo.config.annotation.Reference;
import com.itheima.constant.MessageConstant;
import com.itheima.entity.PageResult;
import com.itheima.entity.QueryPageBean;
import com.itheima.entity.Result;
import com.itheima.pojo.Role;
import com.itheima.service.UserService;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.core.userdetails.User;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;

import java.util.Collection;
import java.util.List;

/**
 * @author 林道样
 * @date 2020-03-05 15:20
 */
@RestController
@RequestMapping("/user")
public class UserController {

    @Reference
    private UserService userService;
    //获取当前登录（认证）用户的用户名
    @RequestMapping("/getLoginUsername")
    public Result getLoginUsername() {
        try {
            User user = (User) SecurityContextHolder.getContext().getAuthentication().getPrincipal();
            String username = user.getUsername();
            String password = user.getPassword();
            Collection<GrantedAuthority> authorities = user.getAuthorities();
            return new Result(true, MessageConstant.GET_USERNAME_SUCCESS, username);
        } catch (Exception e) {
            return new Result(false, MessageConstant.GET_USERNAME_FAIL);
        }
    }

    @RequestMapping("/findPage")
    public Result findPage(@RequestBody QueryPageBean queryPageBean){
        try {
            PageResult pageResult = userService.pageQuery(queryPageBean);
            return new Result(true,null,pageResult);
        } catch (Exception e) {
            e.printStackTrace();
            return new Result(false,MessageConstant.QUERY_USER_FAIL);
        }
    }

    @RequestMapping("/findAllRole")
    public Result findAllRole(){
        try {
            List<Role> roles = userService.findAllRole();
            return new Result(true,MessageConstant.QUERY_ROLE_SUCCESS,roles);
        } catch (Exception e) {
            e.printStackTrace();
            return new Result(false,MessageConstant.QUERY_ROLE_FAIL);
        }
    }

    @RequestMapping("/add")
    public Result add(@RequestBody com.itheima.pojo.User user, Integer[] roleIds) {
        try {
            String password = user.getPassword();
            BCryptPasswordEncoder b = new BCryptPasswordEncoder();
            String encode = b.encode(password);
            user.setPassword(encode);
            userService.add(user,roleIds);
        } catch (Exception e) {
            e.printStackTrace();
            return new Result(false,MessageConstant.ADD_USER_FAIL);
        }
        return new Result(true,MessageConstant.ADD_USER_SUCCESS);
    }

    @RequestMapping("/findRoleIdsByUserId")
    public Result findRoleIdsByUserId(Integer userId){
        try {
            List<Integer> roleIds = userService.findRoleIdsByUserId(userId);
            return new Result(true,MessageConstant.QUERY_ROLE_SUCCESS,roleIds);
        } catch (Exception e) {
            e.printStackTrace();
            return new Result(false,MessageConstant.QUERY_ROLE_FAIL);
        }
    }

    @RequestMapping("/findById")
    public Result findById(Integer id){
        try {
            com.itheima.pojo.User user = userService.findById(id);
            return new Result(true,MessageConstant.QUERY_USER_SUCCESS,user);
        } catch (Exception e) {
            e.printStackTrace();
            return new Result(false,MessageConstant.QUERY_USER_FAIL);
        }
    }

    @RequestMapping("/edit")
    public Result edit(@RequestBody com.itheima.pojo.User user , Integer[] roleIds){
        try {
            String password = user.getPassword();
            BCryptPasswordEncoder b = new BCryptPasswordEncoder();
            String encode = b.encode(password);
            user.setPassword(encode);
            userService.edit(user,roleIds);
        } catch (Exception e) {
            e.printStackTrace();
            return new Result(false,MessageConstant.EDIT_USER_FAIL);
        }
        return new Result(true,MessageConstant.EDIT_USER_SUCCESS);
    }

    @RequestMapping("/delete")
    public Result delete(Integer id){
        try {
            userService.delete(id);
        } catch (Exception e) {
            e.printStackTrace();
            return new Result(false,MessageConstant.DELETE_USER_FAIL);
        }
        return new Result(true,MessageConstant.DELETE_USER_SUCCESS);
    }
}
